Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7903974 | Optical transmission system for transmitting signal of E-band with other bands | Ki-Yeul Kim | 2011-03-08 |
| 7391946 | Low attenuation optical fiber and its producing method in MCVD | Chan-Joo Lee, Young-Beom SEO | 2008-06-24 |
| 7155098 | Method of manufacturing optical fiber preform using modified chemical vapor deposition including dehydration and dechlorination process and optical fiber manufactured by the method | Lae-Hyuk Park, Chan-Joo Lee | 2006-12-26 |